private void BtnBack_Click(object sender, EventArgs e)
        {
            media.controls.stop();
            this.Hide();
            FrmMenu menu = new FrmMenu();

            menu.ShowDialog();
            this.Close();
        }
 private void Progreso()
 {
     timer++;
     mje           = timer.ToString();
     LblCarga.Text = mje + "%";
     if (timer == 100)
     {
         TrCarga.Stop();
         this.Hide();// esconde la pantalla de carga
         FrmMenu M = new FrmMenu();
         M.ShowDialog();
         this.Close();
     }
 }